static Image *ReadDCMImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define ThrowDCMException(exception,message) \
{ \
  if (info.scale != (Quantum *) NULL) \
    info.scale=(Quantum *) RelinquishMagickMemory(info.scale); \
  if (data != (unsigned char *) NULL) \
    data=(unsigned char *) RelinquishMagickMemory(data); \
  if (graymap != (int *) NULL) \
    graymap=(int *) RelinquishMagickMemory(graymap); \
  if (bluemap != (int *) NULL) \
    bluemap=(int *) RelinquishMagickMemory(bluemap); \
  if (greenmap != (int *) NULL) \
    greenmap=(int *) RelinquishMagickMemory(greenmap); \
  if (redmap != (int *) NULL) \
    redmap=(int *) RelinquishMagickMemory(redmap); \
  if (stream_info->offsets != (ssize_t *) NULL) \
    stream_info->offsets=(ssize_t *) RelinquishMagickMemory( \
      stream_info->offsets); \
  if (stream_info != (DCMStreamInfo *) NULL) \
    stream_info=(DCMStreamInfo *) RelinquishMagickMemory(stream_info); \
  ThrowReaderException((exception),(message)); \
}

  char
    explicit_vr[MagickPathExtent],
    implicit_vr[MagickPathExtent],
    magick[MagickPathExtent],
    photometric[MagickPathExtent];

  DCMInfo
    info;

  DCMStreamInfo
    *stream_info;

  Image
    *image;

  int
    *bluemap,
    datum,
    *greenmap,
    *graymap,
    *redmap;

  MagickBooleanType
    explicit_file,
    explicit_retry,
    use_explicit;

  MagickOffsetType
    offset;

  register unsigned char
    *p;

  register ssize_t
    i;

  size_t
    colors,
    height,
    length,
    number_scenes,
    quantum,
    status,
    width;

  ssize_t
    count,
    scene;

  unsigned char
    *data;

  unsigned short
    group,
    element;

  /*
    Open image file.
  */
  assert(image_info != (const ImageInfo *) NULL);
  assert(image_info->signature == MagickCoreSignature);
  if (image_info->debug != MagickFalse)
    (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
      image_info->filename);
  assert(exception != (ExceptionInfo *) NULL);
  assert(exception->signature == MagickCoreSignature);
  image=AcquireImage(image_info,exception);
  status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
  if (status == MagickFalse)
    {
      image=DestroyImageList(image);
      return((Image *) NULL);
    }
  image->depth=8UL;
  image->endian=LSBEndian;
  /*
    Read DCM preamble.
  */
  (void) memset(&info,0,sizeof(info));
  data=(unsigned char *) NULL;
  graymap=(int *) NULL;
  redmap=(int *) NULL;
  greenmap=(int *) NULL;
  bluemap=(int *) NULL;
  stream_info=(DCMStreamInfo *) AcquireMagickMemory(sizeof(*stream_info));
  if (stream_info == (DCMStreamInfo *) NULL)
    ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
  (void) memset(stream_info,0,sizeof(*stream_info));
  count=ReadBlob(image,128,(unsigned char *) magick);
  if (count != 128)
    ThrowDCMException(CorruptImageError,"ImproperImageHeader");
  count=ReadBlob(image,4,(unsigned char *) magick);
  if ((count != 4) || (LocaleNCompare(magick,"DICM",4) != 0))
    {
      offset=SeekBlob(image,0L,SEEK_SET);
      if (offset < 0)
        ThrowDCMException(CorruptImageError,"ImproperImageHeader");
    }
  /*
    Read DCM Medical image.
  */
  (void) CopyMagickString(photometric,"MONOCHROME1 ",MagickPathExtent);
  info.bits_allocated=8;
  info.bytes_per_pixel=1;
  info.depth=8;
  info.mask=0xffff;
  info.max_value=255UL;
  info.samples_per_pixel=1;
  info.signed_data=(~0UL);
  info.rescale_slope=1.0;
  data=(unsigned char *) NULL;
  element=0;
  explicit_vr[2]='\0';
  explicit_file=MagickFalse;
  colors=0;
  redmap=(int *) NULL;
  greenmap=(int *) NULL;
  bluemap=(int *) NULL;
  graymap=(int *) NULL;
  height=0;
  number_scenes=1;
  use_explicit=MagickFalse;
  explicit_retry = MagickFalse;
  width=0;
  while (TellBlob(image) < (MagickOffsetType) GetBlobSize(image))
  {
    for (group=0; (group != 0x7FE0) || (element != 0x0010) ; )
    {
      /*
        Read a group.
      */
      image->offset=(ssize_t) TellBlob(image);
      group=ReadBlobLSBShort(image);
      element=ReadBlobLSBShort(image);
      if ((group == 0xfffc) && (element == 0xfffc))
        break;
      if ((group != 0x0002) && (image->endian == MSBEndian))
        {
          group=(unsigned short) ((group << 8) | ((group >> 8) & 0xFF));
          element=(unsigned short) ((element << 8) | ((element >> 8) & 0xFF));
        }
      quantum=0;
      /*
        Find corresponding VR for this group and element.
      */
      for (i=0; dicom_info[i].group < 0xffff; i++)
        if ((group == dicom_info[i].group) &&
            (element == dicom_info[i].element))
          break;
      (void) CopyMagickString(implicit_vr,dicom_info[i].vr,MagickPathExtent);
      count=ReadBlob(image,2,(unsigned char *) explicit_vr);
      if (count != 2)
        ThrowDCMException(CorruptImageError,"ImproperImageHeader");
      /*
        Check for "explicitness", but meta-file headers always explicit.
      */
      if ((explicit_file == MagickFalse) && (group != 0x0002))
        explicit_file=(isupper((unsigned char) *explicit_vr) != MagickFalse) &&
          (isupper((unsigned char) *(explicit_vr+1)) != MagickFalse) ?
          MagickTrue : MagickFalse;
      use_explicit=((group == 0x0002) && (explicit_retry == MagickFalse)) ||
        (explicit_file != MagickFalse) ? MagickTrue : MagickFalse;
      if ((use_explicit != MagickFalse) && (strncmp(implicit_vr,"xs",2) == 0))
        (void) CopyMagickString(implicit_vr,explicit_vr,MagickPathExtent);
      if ((use_explicit == MagickFalse) || (strncmp(implicit_vr,"!!",2) == 0))
        {
          offset=SeekBlob(image,(MagickOffsetType) -2,SEEK_CUR);
          if (offset < 0)
            ThrowDCMException(CorruptImageError,"ImproperImageHeader");
          quantum=4;
        }
      else
        {
          /*
            Assume explicit type.
          */
          quantum=2;
          if ((strncmp(explicit_vr,"OB",2) == 0) ||
              (strncmp(explicit_vr,"UN",2) == 0) ||
              (strncmp(explicit_vr,"OW",2) == 0) ||
              (strncmp(explicit_vr,"SQ",2) == 0))
            {
              (void) ReadBlobLSBShort(image);
              quantum=4;
            }
        }
      datum=0;
      if (quantum == 4)
        {
          if (group == 0x0002)
            datum=ReadBlobLSBSignedLong(image);
          else
            datum=ReadBlobSignedLong(image);
        }
      else
        if (quantum == 2)
          {
            if (group == 0x0002)
              datum=ReadBlobLSBSignedShort(image);
            else
              datum=ReadBlobSignedShort(image);
          }
      quantum=0;
      length=1;
      if (datum != 0)
        {
          if ((strncmp(implicit_vr,"OW",2) == 0) ||
              (strncmp(implicit_vr,"SS",2) == 0) ||
              (strncmp(implicit_vr,"US",2) == 0))
            quantum=2;
          else
            if ((strncmp(implicit_vr,"FL",2) == 0) ||
                (strncmp(implicit_vr,"OF",2) == 0) ||
                (strncmp(implicit_vr,"SL",2) == 0) ||
                (strncmp(implicit_vr,"UL",2) == 0))
              quantum=4;
            else
              if (strncmp(implicit_vr,"FD",2) == 0)
                quantum=8;
              else
                quantum=1;
          if (datum != ~0)
            length=(size_t) datum/quantum;
          else
            {
              /*
                Sequence and item of undefined length.
              */
              quantum=0;
              length=0;
            }
        }
      if (image_info->verbose != MagickFalse)
        {
          /*
            Display Dicom info.
          */
          if (use_explicit == MagickFalse)
            explicit_vr[0]='\0';
          for (i=0; dicom_info[i].description != (char *) NULL; i++)
            if ((group == dicom_info[i].group) &&
                (element == dicom_info[i].element))
              break;
          (void) FormatLocaleFile(stdout,"0x%04lX %4ld %s-%s (0x%04lx,0x%04lx)",
            (unsigned long) image->offset,(long) length,implicit_vr,explicit_vr,
            (unsigned long) group,(unsigned long) element);
          if (dicom_info[i].description != (char *) NULL)
            (void) FormatLocaleFile(stdout," %s",dicom_info[i].description);
          (void) FormatLocaleFile(stdout,": ");
        }
      if ((group == 0x7FE0) && (element == 0x0010))
        {
          if (image_info->verbose != MagickFalse)
            (void) FormatLocaleFile(stdout,"\n");
          break;
        }
      /*
        Allocate space and read an array.
      */
      data=(unsigned char *) NULL;
      if ((length == 1) && (quantum == 1))
        datum=ReadBlobByte(image);
      else
        if ((length == 1) && (quantum == 2))
          {
            if (group == 0x0002)
              datum=ReadBlobLSBSignedShort(image);
            else
              datum=ReadBlobSignedShort(image);
          }
        else
          if ((length == 1) && (quantum == 4))
            {
              if (group == 0x0002)
                datum=ReadBlobLSBSignedLong(image);
              else
                datum=ReadBlobSignedLong(image);
            }
          else
            if ((quantum != 0) && (length != 0))
              {
                if (length > (size_t) GetBlobSize(image))
                  ThrowDCMException(CorruptImageError,
                    "InsufficientImageDataInFile");
                if (~length >= 1)
                  data=(unsigned char *) AcquireQuantumMemory(length+1,quantum*
                    sizeof(*data));
                if (data == (unsigned char *) NULL)
                  ThrowDCMException(ResourceLimitError,
                    "MemoryAllocationFailed");
                count=ReadBlob(image,(size_t) quantum*length,data);
                if (count != (ssize_t) (quantum*length))
                  {
                    if (image_info->verbose != MagickFalse)
                      (void) FormatLocaleFile(stdout,"count=%d quantum=%d "
                        "length=%d group=%d\n",(int) count,(int) quantum,(int)
                        length,(int) group);
                     ThrowDCMException(CorruptImageError,
                       "InsufficientImageDataInFile");
                  }
                data[length*quantum]='\0';
              }
      if ((((unsigned int) group << 16) | element) == 0xFFFEE0DD)
        {
          if (data != (unsigned char *) NULL)
            data=(unsigned char *) RelinquishMagickMemory(data);
          continue;
        }
      switch (group)
      {
        case 0x0002:
        {
          switch (element)
          {
            case 0x0010:
            {
              char
                transfer_syntax[MagickPathExtent];

              /*
                Transfer Syntax.
              */
              if ((datum == 0) && (explicit_retry == MagickFalse))
                {
                  explicit_retry=MagickTrue;
                  (void) SeekBlob(image,(MagickOffsetType) 0,SEEK_SET);
                  group=0;
                  element=0;
                  if (image_info->verbose != MagickFalse)
                    (void) FormatLocaleFile(stdout,
                      "Corrupted image - trying explicit format\n");
                  break;
                }
              *transfer_syntax='\0';
              if (data != (unsigned char *) NULL)
                (void) CopyMagickString(transfer_syntax,(char *) data,
                  MagickPathExtent);
              if (image_info->verbose != MagickFalse)
                (void) FormatLocaleFile(stdout,"transfer_syntax=%s\n",
                  (const char *) transfer_syntax);
              if (strncmp(transfer_syntax,"1.2.840.10008.1.2",17) == 0)
                {
                  int
                    subtype,
                    type;

                  type=1;
                  subtype=0;
                  if (strlen(transfer_syntax) > 17)
                    {
                      count=(ssize_t) sscanf(transfer_syntax+17,".%d.%d",&type,
                        &subtype);
                      if (count < 1)
                        ThrowDCMException(CorruptImageError,
                          "ImproperImageHeader");
                    }
                  switch (type)
                  {
                    case 1:
                    {
                      image->endian=LSBEndian;
                      break;
                    }
                    case 2:
                    {
                      image->endian=MSBEndian;
                      break;
                    }
                    case 4:
                    {
                      if ((subtype >= 80) && (subtype <= 81))
                        image->compression=JPEGCompression;
                      else
                        if ((subtype >= 90) && (subtype <= 93))
                          image->compression=JPEG2000Compression;
                        else
                          image->compression=JPEGCompression;
                      break;
                    }
                    case 5:
                    {
                      image->compression=RLECompression;
                      break;
                    }
                  }
                }
              break;
            }
            default:
              break;
          }
          break;
        }
        case 0x0028:
        {
          switch (element)
          {
            case 0x0002:
            {
              /*
                Samples per pixel.
              */
              info.samples_per_pixel=(size_t) datum;
              if ((info.samples_per_pixel == 0) || (info.samples_per_pixel > 4))
                ThrowDCMException(CorruptImageError,"ImproperImageHeader");
              break;
            }
            case 0x0004:
            {
              /*
                Photometric interpretation.
              */
              if (data == (unsigned char *) NULL)
                break;
              for (i=0; i < (ssize_t) MagickMin(length,MagickPathExtent-1); i++)
                photometric[i]=(char) data[i];
              photometric[i]='\0';
              info.polarity=LocaleCompare(photometric,"MONOCHROME1 ") == 0 ?
                MagickTrue : MagickFalse;
              break;
            }
            case 0x0006:
            {
              /*
                Planar configuration.
              */
              if (datum == 1)
                image->interlace=PlaneInterlace;
              break;
            }
            case 0x0008:
            {
              /*
                Number of frames.
              */
              if (data == (unsigned char *) NULL)
                break;
              number_scenes=StringToUnsignedLong((char *) data);
              break;
            }
            case 0x0010:
            {
              /*
                Image rows.
              */
              height=(size_t) datum;
              break;
            }
            case 0x0011:
            {
              /*
                Image columns.
              */
              width=(size_t) datum;
              break;
            }
            case 0x0100:
            {
              /*
                Bits allocated.
              */
              info.bits_allocated=(size_t) datum;
              info.bytes_per_pixel=1;
              if (datum > 8)
                info.bytes_per_pixel=2;
              info.depth=info.bits_allocated;
              if ((info.depth == 0) || (info.depth > 32))
                ThrowDCMException(CorruptImageError,"ImproperImageHeader");
              info.max_value=(1UL << info.bits_allocated)-1;
              image->depth=info.depth;
              break;
            }
            case 0x0101:
            {
              /*
                Bits stored.
              */
              info.significant_bits=(size_t) datum;
              info.bytes_per_pixel=1;
              if (info.significant_bits > 8)
                info.bytes_per_pixel=2;
              info.depth=info.significant_bits;
              if ((info.depth == 0) || (info.depth > 16))
                ThrowDCMException(CorruptImageError,"ImproperImageHeader");
              info.max_value=(1UL << info.significant_bits)-1;
              info.mask=(size_t) GetQuantumRange(info.significant_bits);
              image->depth=info.depth;
              break;
            }
            case 0x0102:
            {
              /*
                High bit.
              */
              break;
            }
            case 0x0103:
            {
              /*
                Pixel representation.
              */
              info.signed_data=(size_t) datum;
              break;
            }
            case 0x1050:
            {
              /*
                Visible pixel range: center.
              */
              if (data != (unsigned char *) NULL)
                info.window_center=StringToDouble((char *) data,(char **) NULL);
              break;
            }
            case 0x1051:
            {
              /*
                Visible pixel range: width.
              */
              if (data != (unsigned char *) NULL)
                info.window_width=StringToDouble((char *) data,(char **) NULL);
              break;
            }
            case 0x1052:
            {
              /*
                Rescale intercept
              */
              if (data != (unsigned char *) NULL)
                info.rescale_intercept=StringToDouble((char *) data,
                  (char **) NULL);
              break;
            }
            case 0x1053:
            {
              /*
                Rescale slope
              */
              if (data != (unsigned char *) NULL)
                info.rescale_slope=StringToDouble((char *) data,(char **) NULL);
              break;
            }
            case 0x1200:
            case 0x3006:
            {
              /*
                Populate graymap.
              */
              if (data == (unsigned char *) NULL)
                break;
              colors=(size_t) (length/info.bytes_per_pixel);
              datum=(int) colors;
              if (graymap != (int *) NULL)
                graymap=(int *) RelinquishMagickMemory(graymap);
              graymap=(int *) AcquireQuantumMemory(MagickMax(colors,65536),
                sizeof(*graymap));
              if (graymap == (int *) NULL)
                ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
              (void) memset(graymap,0,MagickMax(colors,65536)*
                sizeof(*graymap));
              for (i=0; i < (ssize_t) colors; i++)
                if (info.bytes_per_pixel == 1)
                  graymap[i]=(int) data[i];
                else
                  graymap[i]=(int) ((short *) data)[i];
              break;
            }
            case 0x1201:
            {
              unsigned short
                index;

              /*
                Populate redmap.
              */
              if (data == (unsigned char *) NULL)
                break;
              colors=(size_t) (length/2);
              datum=(int) colors;
              if (redmap != (int *) NULL)
                redmap=(int *) RelinquishMagickMemory(redmap);
              redmap=(int *) AcquireQuantumMemory(MagickMax(colors,65536),
                sizeof(*redmap));
              if (redmap == (int *) NULL)
                ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
              (void) memset(redmap,0,MagickMax(colors,65536)*
                sizeof(*redmap));
              p=data;
              for (i=0; i < (ssize_t) colors; i++)
              {
                if (image->endian == MSBEndian)
                  index=(unsigned short) ((*p << 8) | *(p+1));
                else
                  index=(unsigned short) (*p | (*(p+1) << 8));
                redmap[i]=(int) index;
                p+=2;
              }
              break;
            }
            case 0x1202:
            {
              unsigned short
                index;

              /*
                Populate greenmap.
              */
              if (data == (unsigned char *) NULL)
                break;
              colors=(size_t) (length/2);
              datum=(int) colors;
              if (greenmap != (int *) NULL)
                greenmap=(int *) RelinquishMagickMemory(greenmap);
              greenmap=(int *) AcquireQuantumMemory(MagickMax(colors,65536),
                sizeof(*greenmap));
              if (greenmap == (int *) NULL)
                ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
              (void) memset(greenmap,0,MagickMax(colors,65536)*
                sizeof(*greenmap));
              p=data;
              for (i=0; i < (ssize_t) colors; i++)
              {
                if (image->endian == MSBEndian)
                  index=(unsigned short) ((*p << 8) | *(p+1));
                else
                  index=(unsigned short) (*p | (*(p+1) << 8));
                greenmap[i]=(int) index;
                p+=2;
              }
              break;
            }
            case 0x1203:
            {
              unsigned short
                index;

              /*
                Populate bluemap.
              */
              if (data == (unsigned char *) NULL)
                break;
              colors=(size_t) (length/2);
              datum=(int) colors;
              if (bluemap != (int *) NULL)
                bluemap=(int *) RelinquishMagickMemory(bluemap);
              bluemap=(int *) AcquireQuantumMemory(MagickMax(colors,65536),
                sizeof(*bluemap));
              if (bluemap == (int *) NULL)
                ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
              (void) memset(bluemap,0,MagickMax(colors,65536)*
                sizeof(*bluemap));
              p=data;
              for (i=0; i < (ssize_t) colors; i++)
              {
                if (image->endian == MSBEndian)
                  index=(unsigned short) ((*p << 8) | *(p+1));
                else
                  index=(unsigned short) (*p | (*(p+1) << 8));
                bluemap[i]=(int) index;
                p+=2;
              }
              break;
            }
            default:
              break;
          }
          break;
        }
        case 0x2050:
        {
          switch (element)
          {
            case 0x0020:
            {
              if ((data != (unsigned char *) NULL) &&
                  (strncmp((char *) data,"INVERSE",7) == 0))
                info.polarity=MagickTrue;
              break;
            }
            default:
              break;
          }
          break;
        }
        default:
          break;
      }
      if (data != (unsigned char *) NULL)
        {
          char
            *attribute;

          for (i=0; dicom_info[i].description != (char *) NULL; i++)
            if ((group == dicom_info[i].group) &&
                (element == dicom_info[i].element))
              break;
          if (dicom_info[i].description != (char *) NULL)
            {
              attribute=AcquireString("dcm:");
              (void) ConcatenateString(&attribute,dicom_info[i].description);
              for (i=0; i < (ssize_t) MagickMax(length,4); i++)
                if (isprint((int) data[i]) == MagickFalse)
                  break;
              if ((i == (ssize_t) length) || (length > 4))
                {
                  (void) SubstituteString(&attribute," ","");
                  (void) SetImageProperty(image,attribute,(char *) data,
                    exception);
                }
              attribute=DestroyString(attribute);
            }
        }
      if (image_info->verbose != MagickFalse)
        {
          if (data == (unsigned char *) NULL)
            (void) FormatLocaleFile(stdout,"%d\n",datum);
          else
            {
              /*
                Display group data.
              */
              for (i=0; i < (ssize_t) MagickMax(length,4); i++)
                if (isprint((int) data[i]) == MagickFalse)
                  break;
              if ((i != (ssize_t) length) && (length <= 4))
                {
                  ssize_t
                    j;

                  datum=0;
                  for (j=(ssize_t) length-1; j >= 0; j--)
                    datum=(256*datum+data[j]);
                  (void) FormatLocaleFile(stdout,"%d",datum);
                }
              else
                for (i=0; i < (ssize_t) length; i++)
                  if (isprint((int) data[i]) != MagickFalse)
                    (void) FormatLocaleFile(stdout,"%c",data[i]);
                  else
                    (void) FormatLocaleFile(stdout,"%c",'.');
              (void) FormatLocaleFile(stdout,"\n");
            }
        }
      if (data != (unsigned char *) NULL)
        data=(unsigned char *) RelinquishMagickMemory(data);
      if (EOFBlob(image) != MagickFalse)
        {
          ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
            image->filename);
          break;
        }
    }
    if ((group == 0xfffc) && (element == 0xfffc))
      {
        Image
          *last;

        last=RemoveLastImageFromList(&image);
        if (last != (Image *) NULL)
          last=DestroyImage(last);
        break;
      }
    if ((width == 0) || (height == 0))
      ThrowDCMException(CorruptImageError,"ImproperImageHeader");
    image->columns=(size_t) width;
    image->rows=(size_t) height;
    if (info.signed_data == 0xffff)
      info.signed_data=(size_t) (info.significant_bits == 16 ? 1 : 0);
    if ((image->compression == JPEGCompression) ||
        (image->compression == JPEG2000Compression))
      {
        Image
          *images;

        ImageInfo
          *read_info;

        int
          c;

        /*
          Read offset table.
        */
        for (i=0; i < (ssize_t) stream_info->remaining; i++)
          if (ReadBlobByte(image) == EOF)
            break;
        (void) (((ssize_t) ReadBlobLSBShort(image) << 16) |
          ReadBlobLSBShort(image));
        length=(size_t) ReadBlobLSBLong(image);
        if (length > (size_t) GetBlobSize(image))
          ThrowDCMException(CorruptImageError,"InsufficientImageDataInFile");
        stream_info->offset_count=length >> 2;
        if (stream_info->offset_count != 0)
          {
            if (stream_info->offsets != (ssize_t *) NULL)
              stream_info->offsets=(ssize_t *) RelinquishMagickMemory(
                stream_info->offsets);
            stream_info->offsets=(ssize_t *) AcquireQuantumMemory(
              stream_info->offset_count,sizeof(*stream_info->offsets));
            if (stream_info->offsets == (ssize_t *) NULL)
              ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
            for (i=0; i < (ssize_t) stream_info->offset_count; i++)
              stream_info->offsets[i]=(ssize_t) ReadBlobLSBSignedLong(image);
            offset=TellBlob(image);
            for (i=0; i < (ssize_t) stream_info->offset_count; i++)
              stream_info->offsets[i]+=offset;
          }
        /*
          Handle non-native image formats.
        */
        read_info=CloneImageInfo(image_info);
        SetImageInfoBlob(read_info,(void *) NULL,0);
        images=NewImageList();
        for (scene=0; scene < (ssize_t) number_scenes; scene++)
        {
          char
            filename[MagickPathExtent];

          const char
            *property;

          FILE
            *file;

          Image
            *jpeg_image;

          int
            unique_file;

          unsigned int
            tag;

          tag=((unsigned int) ReadBlobLSBShort(image) << 16) |
            ReadBlobLSBShort(image);
          length=(size_t) ReadBlobLSBLong(image);
          if (tag == 0xFFFEE0DD)
            break; /* sequence delimiter tag */
          if (tag != 0xFFFEE000)
            {
              read_info=DestroyImageInfo(read_info);
              ThrowDCMException(CorruptImageError,"ImproperImageHeader");
            }
          file=(FILE *) NULL;
          unique_file=AcquireUniqueFileResource(filename);
          if (unique_file != -1)
            file=fdopen(unique_file,"wb");
          if (file == (FILE *) NULL)
            {
              (void) RelinquishUniqueFileResource(filename);
              ThrowFileException(exception,FileOpenError,
                "UnableToCreateTemporaryFile",filename);
              break;
            }
          for (c=EOF; length != 0; length--)
          {
            c=ReadBlobByte(image);
            if (c == EOF)
              {
                ThrowFileException(exception,CorruptImageError,
                  "UnexpectedEndOfFile",image->filename);
                break;
              }
            (void) fputc(c,file);
          }
          (void) fclose(file);
          if (c == EOF)
            break;
          (void) FormatLocaleString(read_info->filename,MagickPathExtent,
            "jpeg:%s",filename);
          if (image->compression == JPEG2000Compression)
            (void) FormatLocaleString(read_info->filename,MagickPathExtent,
              "j2k:%s",filename);
          jpeg_image=ReadImage(read_info,exception);
          if (jpeg_image != (Image *) NULL)
            {
              ResetImagePropertyIterator(image);
              property=GetNextImageProperty(image);
              while (property != (const char *) NULL)
              {
                (void) SetImageProperty(jpeg_image,property,
                  GetImageProperty(image,property,exception),exception);
                property=GetNextImageProperty(image);
              }
              AppendImageToList(&images,jpeg_image);
            }
          (void) RelinquishUniqueFileResource(filename);
        }
        read_info=DestroyImageInfo(read_info);
        if (stream_info->offsets != (ssize_t *) NULL)
          stream_info->offsets=(ssize_t *)
            RelinquishMagickMemory(stream_info->offsets);
        stream_info=(DCMStreamInfo *) RelinquishMagickMemory(stream_info);
        if (info.scale != (Quantum *) NULL)
          info.scale=(Quantum *) RelinquishMagickMemory(info.scale);
        if (graymap != (int *) NULL)
          graymap=(int *) RelinquishMagickMemory(graymap);
        if (bluemap != (int *) NULL)
          bluemap=(int *) RelinquishMagickMemory(bluemap);
        if (greenmap != (int *) NULL)
          greenmap=(int *) RelinquishMagickMemory(greenmap);
        if (redmap != (int *) NULL)
          redmap=(int *) RelinquishMagickMemory(redmap);
        image=DestroyImageList(image);
        return(GetFirstImageInList(images));
      }
    if (info.depth != (1UL*MAGICKCORE_QUANTUM_DEPTH))
      {
        QuantumAny
          range;

        /*
          Compute pixel scaling table.
        */
        length=(size_t) (GetQuantumRange(info.depth)+1);
        if (length > (size_t) GetBlobSize(image))
          ThrowDCMException(CorruptImageError,"InsufficientImageDataInFile");
        if (info.scale != (Quantum *) NULL)
          info.scale=(Quantum *) RelinquishMagickMemory(info.scale);
        info.scale=(Quantum *) AcquireQuantumMemory(MagickMax(length,256),
          sizeof(*info.scale));
        if (info.scale == (Quantum *) NULL)
          ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
        (void) memset(info.scale,0,MagickMax(length,256)*
          sizeof(*info.scale));
        range=GetQuantumRange(info.depth);
        for (i=0; i <= (ssize_t) GetQuantumRange(info.depth); i++)
          info.scale[i]=ScaleAnyToQuantum((size_t) i,range);
      }
    if (image->compression == RLECompression)
      {
        unsigned int
          tag;

        /*
          Read RLE offset table.
        */
        for (i=0; i < (ssize_t) stream_info->remaining; i++)
        {
          int
            c;

          c=ReadBlobByte(image);
          if (c == EOF)
            break;
        }
        tag=((unsigned int) ReadBlobLSBShort(image) << 16) |
          ReadBlobLSBShort(image);
        (void) tag;
        length=(size_t) ReadBlobLSBLong(image);
        if (length > (size_t) GetBlobSize(image))
          ThrowDCMException(CorruptImageError,"InsufficientImageDataInFile");
        stream_info->offset_count=length >> 2;
        if (stream_info->offset_count != 0)
          {
            stream_info->offsets=(ssize_t *) AcquireQuantumMemory(
              stream_info->offset_count,sizeof(*stream_info->offsets));
            if (stream_info->offsets == (ssize_t *) NULL)
              ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
            for (i=0; i < (ssize_t) stream_info->offset_count; i++)
            {
              stream_info->offsets[i]=(ssize_t) ReadBlobLSBSignedLong(image);
              if (EOFBlob(image) != MagickFalse)
                break;
            }
            offset=TellBlob(image)+8;
            for (i=0; i < (ssize_t) stream_info->offset_count; i++)
              stream_info->offsets[i]+=offset;
          }
      }
    for (scene=0; scene < (ssize_t) number_scenes; scene++)
    {
      if (image_info->ping != MagickFalse)
        break;
      image->columns=(size_t) width;
      image->rows=(size_t) height;
      image->depth=info.depth;
      status=SetImageExtent(image,image->columns,image->rows,exception);
      if (status == MagickFalse)
        break;
      image->colorspace=RGBColorspace;
      (void) SetImageBackgroundColor(image,exception);
      if ((image->colormap == (PixelInfo *) NULL) &&
          (info.samples_per_pixel == 1))
        {
          int
            index;

          size_t
            one;

          one=1;
          if (colors == 0)
            colors=one << info.depth;
          if (AcquireImageColormap(image,colors,exception) == MagickFalse)
            ThrowDCMException(ResourceLimitError,"MemoryAllocationFailed");
          if (redmap != (int *) NULL)
            for (i=0; i < (ssize_t) colors; i++)
            {
              index=redmap[i];
              if ((info.scale != (Quantum *) NULL) && (index >= 0) &&
                  (index <= (int) info.max_value))
                index=(int) info.scale[index];
              image->colormap[i].red=(MagickRealType) index;
            }
          if (greenmap != (int *) NULL)
            for (i=0; i < (ssize_t) colors; i++)
            {
              index=greenmap[i];
              if ((info.scale != (Quantum *) NULL) && (index >= 0) &&
                  (index <= (int) info.max_value))
                index=(int) info.scale[index];
              image->colormap[i].green=(MagickRealType) index;
            }
          if (bluemap != (int *) NULL)
            for (i=0; i < (ssize_t) colors; i++)
            {
              index=bluemap[i];
              if ((info.scale != (Quantum *) NULL) && (index >= 0) &&
                  (index <= (int) info.max_value))
                index=(int) info.scale[index];
              image->colormap[i].blue=(MagickRealType) index;
            }
          if (graymap != (int *) NULL)
            for (i=0; i < (ssize_t) colors; i++)
            {
              index=graymap[i];
              if ((info.scale != (Quantum *) NULL) && (index >= 0) &&
                  (index <= (int) info.max_value))
                index=(int) info.scale[index];
              image->colormap[i].red=(MagickRealType) index;
              image->colormap[i].green=(MagickRealType) index;
              image->colormap[i].blue=(MagickRealType) index;
            }
        }
      if (image->compression == RLECompression)
        {
          unsigned int
            tag;

          /*
            Read RLE segment table.
          */
          for (i=0; i < (ssize_t) stream_info->remaining; i++)
          {
            int
              c;

            c=ReadBlobByte(image);
            if (c == EOF)
              break;
          }
          tag=((unsigned int) ReadBlobLSBShort(image) << 16) |
            ReadBlobLSBShort(image);
          stream_info->remaining=(size_t) ReadBlobLSBLong(image);
          if ((tag != 0xFFFEE000) || (stream_info->remaining <= 64) ||
              (EOFBlob(image) != MagickFalse))
            {
              if (stream_info->offsets != (ssize_t *) NULL)
                stream_info->offsets=(ssize_t *)
                  RelinquishMagickMemory(stream_info->offsets);
              ThrowDCMException(CorruptImageError,"ImproperImageHeader");
            }
          stream_info->count=0;
          stream_info->segment_count=ReadBlobLSBLong(image);
          for (i=0; i < 15; i++)
            stream_info->segments[i]=(ssize_t) ReadBlobLSBSignedLong(image);
          stream_info->remaining-=64;
          if (stream_info->segment_count > 1)
            {
              info.bytes_per_pixel=1;
              info.depth=8;
              if (stream_info->offset_count > 0)
                (void) SeekBlob(image,(MagickOffsetType)
                  stream_info->offsets[0]+stream_info->segments[0],SEEK_SET);
            }
        }
      if ((info.samples_per_pixel > 1) && (image->interlace == PlaneInterlace))
        {
          register ssize_t
            x;

          register Quantum
            *q;

          ssize_t
            y;

          /*
            Convert Planar RGB DCM Medical image to pixel packets.
          */
          for (i=0; i < (ssize_t) info.samples_per_pixel; i++)
          {
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
              if (q == (Quantum *) NULL)
                break;
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                switch ((int) i)
                {
                  case 0:
                  {
                    SetPixelRed(image,ScaleCharToQuantum((unsigned char)
                      ReadDCMByte(stream_info,image)),q);
                    break;
                  }
                  case 1:
                  {
                    SetPixelGreen(image,ScaleCharToQuantum((unsigned char)
                      ReadDCMByte(stream_info,image)),q);
                    break;
                  }
                  case 2:
                  {
                    SetPixelBlue(image,ScaleCharToQuantum((unsigned char)
                      ReadDCMByte(stream_info,image)),q);
                    break;
                  }
                  case 3:
                  {
                    SetPixelAlpha(image,ScaleCharToQuantum((unsigned char)
                      ReadDCMByte(stream_info,image)),q);
                    break;
                  }
                  default:
                    break;
                }
                q+=GetPixelChannels(image);
              }
              if (SyncAuthenticPixels(image,exception) == MagickFalse)
                break;
              if (image->previous == (Image *) NULL)
                {
                  status=SetImageProgress(image,LoadImageTag,(MagickOffsetType)
                    y,image->rows);
                  if (status == MagickFalse)
                    break;
                }
            }
          }
        }
      else
        {
          const char
            *option;

          /*
            Convert DCM Medical image to pixel packets.
          */
          option=GetImageOption(image_info,"dcm:display-range");
          if (option != (const char *) NULL)
            {
              if (LocaleCompare(option,"reset") == 0)
                info.window_width=0;
            }
          option=GetImageOption(image_info,"dcm:window");
          if (option != (char *) NULL)
            {
              GeometryInfo
                geometry_info;

              MagickStatusType
                flags;

              flags=ParseGeometry(option,&geometry_info);
              if (flags & RhoValue)
                info.window_center=geometry_info.rho;
              if (flags & SigmaValue)
                info.window_width=geometry_info.sigma;
              info.rescale=MagickTrue;
            }
          option=GetImageOption(image_info,"dcm:rescale");
          if (option != (char *) NULL)
            info.rescale=IsStringTrue(option);
          if ((info.window_center != 0) && (info.window_width == 0))
            info.window_width=info.window_center;
          status=ReadDCMPixels(image,&info,stream_info,MagickTrue,exception);
          if ((status != MagickFalse) && (stream_info->segment_count > 1))
            {
              if (stream_info->offset_count > 0)
                (void) SeekBlob(image,(MagickOffsetType)
                  stream_info->offsets[0]+stream_info->segments[1],SEEK_SET);
              (void) ReadDCMPixels(image,&info,stream_info,MagickFalse,
                exception);
            }
        }
      if (SetImageGray(image,exception) != MagickFalse)
        (void) SetImageColorspace(image,GRAYColorspace,exception);
      if (EOFBlob(image) != MagickFalse)
        {
          ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
            image->filename);
          break;
        }
      /*
        Proceed to next image.
      */
      if (image_info->number_scenes != 0)
        if (image->scene >= (image_info->scene+image_info->number_scenes-1))
          break;
      if (scene < (ssize_t) (number_scenes-1))
        {
          /*
            Allocate next image structure.
          */
          AcquireNextImage(image_info,image,exception);
          if (GetNextImageInList(image) == (Image *) NULL)
            {
              status=MagickFalse;
              break;
            }
          image=SyncNextImageInList(image);
          status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
            GetBlobSize(image));
          if (status == MagickFalse)
            break;
        }
    }
    if (TellBlob(image) < (MagickOffsetType) GetBlobSize(image))
      {
        /*
          Allocate next image structure.
        */
        AcquireNextImage(image_info,image,exception);
        if (GetNextImageInList(image) == (Image *) NULL)
          {
            status=MagickFalse;
            break;
          }
        image=SyncNextImageInList(image);
        status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
          GetBlobSize(image));
        if (status == MagickFalse)
          break;
     }
  }
  /*
    Free resources.
  */
  if (stream_info->offsets != (ssize_t *) NULL)
    stream_info->offsets=(ssize_t *)
      RelinquishMagickMemory(stream_info->offsets);
  stream_info=(DCMStreamInfo *) RelinquishMagickMemory(stream_info);
  if (info.scale != (Quantum *) NULL)
    info.scale=(Quantum *) RelinquishMagickMemory(info.scale);
  if (graymap != (int *) NULL)
    graymap=(int *) RelinquishMagickMemory(graymap);
  if (bluemap != (int *) NULL)
    bluemap=(int *) RelinquishMagickMemory(bluemap);
  if (greenmap != (int *) NULL)
    greenmap=(int *) RelinquishMagickMemory(greenmap);
  if (redmap != (int *) NULL)
    redmap=(int *) RelinquishMagickMemory(redmap);
  (void) CloseBlob(image);
  if (status == MagickFalse)
    return(DestroyImageList(image));
  return(GetFirstImageInList(image));
}


void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr)
{
	unsigned long pc = regs->tpc;
	unsigned long tstate = regs->tstate;
	u32 insn;
	u64 value;
	u8 freg;
	int flag;
	struct fpustate *f = FPUSTATE;

	if (tstate & TSTATE_PRIV)
		die_if_kernel("stdfmna from kernel", regs);
	perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, sfar);
	if (test_thread_flag(TIF_32BIT))
		pc = (u32)pc;
	if (get_user(insn, (u32 __user *) pc) != -EFAULT) {
		int asi = decode_asi(insn, regs);
		freg = ((insn >> 25) & 0x1e) | ((insn >> 20) & 0x20);
		value = 0;
		flag = (freg < 32) ? FPRS_DL : FPRS_DU;
		if ((asi > ASI_SNFL) ||
		    (asi < ASI_P))
			goto daex;
		save_and_clear_fpu();
		if (current_thread_info()->fpsaved[0] & flag)
			value = *(u64 *)&f->regs[freg];
		switch (asi) {
		case ASI_P:
		case ASI_S: break;
		case ASI_PL:
		case ASI_SL:
			value = __swab64p(&value); break;
		default: goto daex;
		}
		if (put_user (value >> 32, (u32 __user *) sfar) ||
		    __put_user ((u32)value, (u32 __user *)(sfar + 4)))
			goto daex;
	} else {
daex:
		if (tlb_type == hypervisor)
			sun4v_data_access_exception(regs, sfar, sfsr);
		else
			spitfire_data_access_exception(regs, sfsr, sfar);
		return;
	}
	advance(regs);
}


static MagickBooleanType EncodeImage(const ImageInfo *image_info,Image *image,
  const size_t data_size,ExceptionInfo *exception)
{
#define MaxCode(number_bits)  ((one << (number_bits))-1)
#define MaxHashTable  5003
#define MaxGIFBits  12UL
#define MaxGIFTable  (1UL << MaxGIFBits)
#define GIFOutputCode(code) \
{ \
  /*  \
    Emit a code. \
  */ \
  if (bits > 0) \
    datum|=(size_t) (code) << bits; \
  else \
    datum=(size_t) (code); \
  bits+=number_bits; \
  while (bits >= 8) \
  { \
    /*  \
      Add a character to current packet. \
    */ \
    packet[length++]=(unsigned char) (datum & 0xff); \
    if (length >= 254) \
      { \
        (void) WriteBlobByte(image,(unsigned char) length); \
        (void) WriteBlob(image,length,packet); \
        length=0; \
      } \
    datum>>=8; \
    bits-=8; \
  } \
  if (free_code > max_code)  \
    { \
      number_bits++; \
      if (number_bits == MaxGIFBits) \
        max_code=MaxGIFTable; \
      else \
        max_code=MaxCode(number_bits); \
    } \
}

  Quantum
    index;

  short
    *hash_code,
    *hash_prefix,
    waiting_code;

  size_t
    bits,
    clear_code,
    datum,
    end_of_information_code,
    free_code,
    length,
    max_code,
    next_pixel,
    number_bits,
    one,
    pass;

  ssize_t
    displacement,
    offset,
    k,
    y;

  unsigned char
    *packet,
    *hash_suffix;

  /*
    Allocate encoder tables.
  */
  assert(image != (Image *) NULL);
  one=1;
  packet=(unsigned char *) AcquireQuantumMemory(256,sizeof(*packet));
  hash_code=(short *) AcquireQuantumMemory(MaxHashTable,sizeof(*hash_code));
  hash_prefix=(short *) AcquireQuantumMemory(MaxHashTable,sizeof(*hash_prefix));
  hash_suffix=(unsigned char *) AcquireQuantumMemory(MaxHashTable,
    sizeof(*hash_suffix));
  if ((packet == (unsigned char *) NULL) || (hash_code == (short *) NULL) ||
      (hash_prefix == (short *) NULL) ||
      (hash_suffix == (unsigned char *) NULL))
    {
      if (packet != (unsigned char *) NULL)
        packet=(unsigned char *) RelinquishMagickMemory(packet);
      if (hash_code != (short *) NULL)
        hash_code=(short *) RelinquishMagickMemory(hash_code);
      if (hash_prefix != (short *) NULL)
        hash_prefix=(short *) RelinquishMagickMemory(hash_prefix);
      if (hash_suffix != (unsigned char *) NULL)
        hash_suffix=(unsigned char *) RelinquishMagickMemory(hash_suffix);
      return(MagickFalse);
    }
  /*
    Initialize GIF encoder.
  */
  (void) memset(packet,0,256*sizeof(*packet));
  (void) memset(hash_code,0,MaxHashTable*sizeof(*hash_code));
  (void) memset(hash_prefix,0,MaxHashTable*sizeof(*hash_prefix));
  (void) memset(hash_suffix,0,MaxHashTable*sizeof(*hash_suffix));
  number_bits=data_size;
  max_code=MaxCode(number_bits);
  clear_code=((short) one << (data_size-1));
  end_of_information_code=clear_code+1;
  free_code=clear_code+2;
  length=0;
  datum=0;
  bits=0;
  GIFOutputCode(clear_code);
  /*
    Encode pixels.
  */
  offset=0;
  pass=0;
  waiting_code=0;
  for (y=0; y < (ssize_t) image->rows; y++)
  {
    register const Quantum
      *magick_restrict p;

    register ssize_t
      x;

    p=GetVirtualPixels(image,0,offset,image->columns,1,exception);
    if (p == (const Quantum *) NULL)
      break;
    if (y == 0)
      {
        waiting_code=(short) GetPixelIndex(image,p);
        p+=GetPixelChannels(image);
      }
    for (x=(ssize_t) (y == 0 ? 1 : 0); x < (ssize_t) image->columns; x++)
    {
      /*
        Probe hash table.
      */
      index=(Quantum) ((size_t) GetPixelIndex(image,p) & 0xff);
      p+=GetPixelChannels(image);
      k=(ssize_t) (((size_t) index << (MaxGIFBits-8))+waiting_code);
      if (k >= MaxHashTable)
        k-=MaxHashTable;
      next_pixel=MagickFalse;
      displacement=1;
      if (hash_code[k] > 0)
        {
          if ((hash_prefix[k] == waiting_code) &&
              (hash_suffix[k] == (unsigned char) index))
            {
              waiting_code=hash_code[k];
              continue;
            }
          if (k != 0)
            displacement=MaxHashTable-k;
          for ( ; ; )
          {
            k-=displacement;
            if (k < 0)
              k+=MaxHashTable;
            if (hash_code[k] == 0)
              break;
            if ((hash_prefix[k] == waiting_code) &&
                (hash_suffix[k] == (unsigned char) index))
              {
                waiting_code=hash_code[k];
                next_pixel=MagickTrue;
                break;
              }
          }
          if (next_pixel != MagickFalse)
            continue;
        }
      GIFOutputCode(waiting_code);
      if (free_code < MaxGIFTable)
        {
          hash_code[k]=(short) free_code++;
          hash_prefix[k]=waiting_code;
          hash_suffix[k]=(unsigned char) index;
        }
      else
        {
          /*
            Fill the hash table with empty entries.
          */
          for (k=0; k < MaxHashTable; k++)
            hash_code[k]=0;
          /*
            Reset compressor and issue a clear code.
          */
          free_code=clear_code+2;
          GIFOutputCode(clear_code);
          number_bits=data_size;
          max_code=MaxCode(number_bits);
        }
      waiting_code=(short) index;
    }
    if (image_info->interlace == NoInterlace)
      offset++;
    else
      switch (pass)
      {
        case 0:
        default:
        {
          offset+=8;
          if (offset >= (ssize_t) image->rows)
            {
              pass++;
              offset=4;
            }
          break;
        }
        case 1:
        {
          offset+=8;
          if (offset >= (ssize_t) image->rows)
            {
              pass++;
              offset=2;
            }
          break;
        }
        case 2:
        {
          offset+=4;
          if (offset >= (ssize_t) image->rows)
            {
              pass++;
              offset=1;
            }
          break;
        }
        case 3:
        {
          offset+=2;
          break;
        }
      }
  }
  /*
    Flush out the buffered code.
  */
  GIFOutputCode(waiting_code);
  GIFOutputCode(end_of_information_code);
  if (bits > 0)
    {
      /*
        Add a character to current packet.
      */
      packet[length++]=(unsigned char) (datum & 0xff);
      if (length >= 254)
        {
          (void) WriteBlobByte(image,(unsigned char) length);
          (void) WriteBlob(image,length,packet);
          length=0;
        }
    }
  /*
    Flush accumulated data.
  */
  if (length > 0)
    {
      (void) WriteBlobByte(image,(unsigned char) length);
      (void) WriteBlob(image,length,packet);
    }
  /*
    Free encoder memory.
  */
  hash_suffix=(unsigned char *) RelinquishMagickMemory(hash_suffix);
  hash_prefix=(short *) RelinquishMagickMemory(hash_prefix);
  hash_code=(short *) RelinquishMagickMemory(hash_code);
  packet=(unsigned char *) RelinquishMagickMemory(packet);
  return(MagickTrue);
}


static CURLcode output_auth_headers ( struct connectdata * conn , struct auth * authstatus , const char * request , const char * path , bool proxy ) {
 const char * auth = NULL ;
 CURLcode result = CURLE_OK ;
 # if ! defined ( CURL_DISABLE_VERBOSE_STRINGS ) || defined ( USE_SPNEGO ) struct Curl_easy * data = conn -> data ;
 # endif # ifdef USE_SPNEGO struct negotiatedata * negdata = proxy ? & data -> state . proxyneg : & data -> state . negotiate ;
 # endif # ifdef CURL_DISABLE_CRYPTO_AUTH ( void ) request ;
 ( void ) path ;
 # endif # ifdef USE_SPNEGO negdata -> state = GSS_AUTHNONE ;
 if ( ( authstatus -> picked == CURLAUTH_NEGOTIATE ) && negdata -> context && ! GSS_ERROR ( negdata -> status ) ) {
 auth = "Negotiate" ;
 result = Curl_output_negotiate ( conn , proxy ) ;
 if ( result ) return result ;
 authstatus -> done = TRUE ;
 negdata -> state = GSS_AUTHSENT ;
 }
 else # endif # ifdef USE_NTLM if ( authstatus -> picked == CURLAUTH_NTLM ) {
 auth = "NTLM" ;
 result = Curl_output_ntlm ( conn , proxy ) ;
 if ( result ) return result ;
 }
 else # endif # if defined ( USE_NTLM ) && defined ( NTLM_WB_ENABLED ) if ( authstatus -> picked == CURLAUTH_NTLM_WB ) {
 auth = "NTLM_WB" ;
 result = Curl_output_ntlm_wb ( conn , proxy ) ;
 if ( result ) return result ;
 }
 else # endif # ifndef CURL_DISABLE_CRYPTO_AUTH if ( authstatus -> picked == CURLAUTH_DIGEST ) {
 auth = "Digest" ;
 result = Curl_output_digest ( conn , proxy , ( const unsigned char * ) request , ( const unsigned char * ) path ) ;
 if ( result ) return result ;
 }
 else # endif if ( authstatus -> picked == CURLAUTH_BASIC ) {
 if ( ( proxy && conn -> bits . proxy_user_passwd && ! Curl_checkProxyheaders ( conn , "Proxy-authorization:" ) ) || ( ! proxy && conn -> bits . user_passwd && ! Curl_checkheaders ( conn , "Authorization:" ) ) ) {
 auth = "Basic" ;
 result = http_output_basic ( conn , proxy ) ;
 if ( result ) return result ;
 }
 authstatus -> done = TRUE ;
 }
 if ( auth ) {
 infof ( data , "%s auth using %s with user '%s'\n" , proxy ? "Proxy" : "Server" , auth , proxy ? ( conn -> proxyuser ? conn -> proxyuser : "" ) : ( conn -> user ? conn -> user : "" ) ) ;
 authstatus -> multi = ( ! authstatus -> done ) ? TRUE : FALSE ;
 }
 else authstatus -> multi = FALSE ;
 return CURLE_OK ;
 }


static void coroutine_fn v9fs_rename(void *opaque) { int32_t fid; ssize_t err = 0; size_t offset = 7; V9fsString name; int32_t newdirfid; V9fsFidState *fidp; V9fsPDU *pdu = opaque; V9fsState *s = pdu->s; v9fs_string_init(&name); err = pdu_unmarshal(pdu, offset, "dds", &fid, &newdirfid, &name); if (err < 0) { goto out_nofid; } if (name_is_illegal(name.data)) { err = -ENOENT; goto out_nofid; } if (!strcmp(".", name.data) || !strcmp("..", name.data)) { err = -EISDIR; goto out_nofid; } fidp = get_fid(pdu, fid); if (fidp == NULL) { err = -ENOENT; goto out_nofid; } BUG_ON(fidp->fid_type != P9_FID_NONE); /* if fs driver is not path based, return EOPNOTSUPP */ if (!(pdu->s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT)) { err = -EOPNOTSUPP; goto out; } v9fs_path_write_lock(s); err = v9fs_complete_rename(pdu, fidp, newdirfid, &name); v9fs_path_unlock(s); if (!err) { err = offset; } out: put_fid(pdu, fidp); out_nofid: pdu_complete(pdu, err); v9fs_string_free(&name); }


static inline int get_ue_code ( GetBitContext * gb , int order ) {
 if ( order ) {
 int ret = get_ue_golomb ( gb ) << order ;
 return ret + get_bits ( gb , order ) ;
 }
 return get_ue_golomb ( gb ) ;
 }


compat_do_replace(struct net *net, void __user *user, unsigned int len)
{
	int ret;
	struct compat_ip6t_replace tmp;
	struct xt_table_info *newinfo;
	void *loc_cpu_entry;
	struct ip6t_entry *iter;

	if (copy_from_user(&tmp, user, sizeof(tmp)) != 0)
		return -EFAULT;

	/* overflow check */
	if (tmp.size >= INT_MAX / num_possible_cpus())
		return -ENOMEM;
	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
		return -ENOMEM;

	newinfo = xt_alloc_table_info(tmp.size);
	if (!newinfo)
		return -ENOMEM;

	/* choose the copy that is on our node/cpu */
	loc_cpu_entry = newinfo->entries[raw_smp_processor_id()];
	if (copy_from_user(loc_cpu_entry, user + sizeof(tmp),
			   tmp.size) != 0) {
		ret = -EFAULT;
		goto free_newinfo;
	}

	ret = translate_compat_table(net, tmp.name, tmp.valid_hooks,
				     &newinfo, &loc_cpu_entry, tmp.size,
				     tmp.num_entries, tmp.hook_entry,
				     tmp.underflow);
	if (ret != 0)
		goto free_newinfo;

	duprintf("compat_do_replace: Translated table\n");

	ret = __do_replace(net, tmp.name, tmp.valid_hooks, newinfo,
			   tmp.num_counters, compat_ptr(tmp.counters));
	if (ret)
		goto free_newinfo_untrans;
	return 0;

 free_newinfo_untrans:
	xt_entry_foreach(iter, loc_cpu_entry, newinfo->size)
		cleanup_entry(iter, net);
 free_newinfo:
	xt_free_table_info(newinfo);
	return ret;
}


asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write,
			       unsigned long address)
{
	struct vm_area_struct *vma;
	struct task_struct *tsk = current;
	struct mm_struct *mm = tsk->mm;
	unsigned int fixup;
	unsigned long g2;
	int from_user = !(regs->psr & PSR_PS);
	int fault, code;

	if(text_fault)
		address = regs->pc;

	/*
	 * We fault-in kernel-space virtual memory on-demand. The
	 * 'reference' page table is init_mm.pgd.
	 *
	 * NOTE! We MUST NOT take any locks for this case. We may
	 * be in an interrupt or a critical region, and should
	 * only copy the information from the master page table,
	 * nothing more.
	 */
	code = SEGV_MAPERR;
	if (!ARCH_SUN4C && address >= TASK_SIZE)
		goto vmalloc_fault;

	/*
	 * If we're in an interrupt or have no user
	 * context, we must not take the fault..
	 */
        if (in_atomic() || !mm)
                goto no_context;

	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);

	down_read(&mm->mmap_sem);

	/*
	 * The kernel referencing a bad kernel pointer can lock up
	 * a sun4c machine completely, so we must attempt recovery.
	 */
	if(!from_user && address >= PAGE_OFFSET)
		goto bad_area;

	vma = find_vma(mm, address);
	if(!vma)
		goto bad_area;
	if(vma->vm_start <= address)
		goto good_area;
	if(!(vma->vm_flags & VM_GROWSDOWN))
		goto bad_area;
	if(expand_stack(vma, address))
		goto bad_area;
	/*
	 * Ok, we have a good vm_area for this memory access, so
	 * we can handle it..
	 */
good_area:
	code = SEGV_ACCERR;
	if(write) {
		if(!(vma->vm_flags & VM_WRITE))
			goto bad_area;
	} else {
		/* Allow reads even for write-only mappings */
		if(!(vma->vm_flags & (VM_READ | VM_EXEC)))
			goto bad_area;
	}

	/*
	 * If for any reason at all we couldn't handle the fault,
	 * make sure we exit gracefully rather than endlessly redo
	 * the fault.
	 */
	fault = handle_mm_fault(mm, vma, address, write ? FAULT_FLAG_WRITE : 0);
	if (unlikely(fault & VM_FAULT_ERROR)) {
		if (fault & VM_FAULT_OOM)
			goto out_of_memory;
		else if (fault & VM_FAULT_SIGBUS)
			goto do_sigbus;
		BUG();
	}
	if (fault & VM_FAULT_MAJOR) {
		current->maj_flt++;
		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address);
	} else {
		current->min_flt++;
		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
	}
	up_read(&mm->mmap_sem);
	return;

	/*
	 * Something tried to access memory that isn't in our memory map..
	 * Fix it, but check if it's kernel or user first..
	 */
bad_area:
	up_read(&mm->mmap_sem);

bad_area_nosemaphore:
	/* User mode accesses just cause a SIGSEGV */
	if (from_user) {
		do_fault_siginfo(code, SIGSEGV, regs, text_fault);
		return;
	}

	/* Is this in ex_table? */
no_context:
	g2 = regs->u_regs[UREG_G2];
	if (!from_user) {
		fixup = search_extables_range(regs->pc, &g2);
		if (fixup > 10) { /* Values below are reserved for other things */
			extern const unsigned __memset_start[];
			extern const unsigned __memset_end[];
			extern const unsigned __csum_partial_copy_start[];
			extern const unsigned __csum_partial_copy_end[];

#ifdef DEBUG_EXCEPTIONS
			printk("Exception: PC<%08lx> faddr<%08lx>\n", regs->pc, address);
			printk("EX_TABLE: insn<%08lx> fixup<%08x> g2<%08lx>\n",
				regs->pc, fixup, g2);
#endif
			if ((regs->pc >= (unsigned long)__memset_start &&
			     regs->pc < (unsigned long)__memset_end) ||
			    (regs->pc >= (unsigned long)__csum_partial_copy_start &&
			     regs->pc < (unsigned long)__csum_partial_copy_end)) {
			        regs->u_regs[UREG_I4] = address;
				regs->u_regs[UREG_I5] = regs->pc;
			}
			regs->u_regs[UREG_G2] = g2;
			regs->pc = fixup;
			regs->npc = regs->pc + 4;
			return;
		}
	}

	unhandled_fault (address, tsk, regs);
	do_exit(SIGKILL);

/*
 * We ran out of memory, or some other thing happened to us that made
 * us unable to handle the page fault gracefully.
 */
out_of_memory:
	up_read(&mm->mmap_sem);
	if (from_user) {
		pagefault_out_of_memory();
		return;
	}
	goto no_context;

do_sigbus:
	up_read(&mm->mmap_sem);
	do_fault_siginfo(BUS_ADRERR, SIGBUS, regs, text_fault);
	if (!from_user)
		goto no_context;

vmalloc_fault:
	{
		/*
		 * Synchronize this task's top level page-table
		 * with the 'reference' page table.
		 */
		int offset = pgd_index(address);
		pgd_t *pgd, *pgd_k;
		pmd_t *pmd, *pmd_k;

		pgd = tsk->active_mm->pgd + offset;
		pgd_k = init_mm.pgd + offset;

		if (!pgd_present(*pgd)) {
			if (!pgd_present(*pgd_k))
				goto bad_area_nosemaphore;
			pgd_val(*pgd) = pgd_val(*pgd_k);
			return;
		}

		pmd = pmd_offset(pgd, address);
		pmd_k = pmd_offset(pgd_k, address);

		if (pmd_present(*pmd) || !pmd_present(*pmd_k))
			goto bad_area_nosemaphore;
		*pmd = *pmd_k;
		return;
	}
}


static int x86_pmu_handle_irq(struct pt_regs *regs)
{
	struct perf_sample_data data;
	struct cpu_hw_events *cpuc;
	struct perf_event *event;
	int idx, handled = 0;
	u64 val;

	perf_sample_data_init(&data, 0);

	cpuc = &__get_cpu_var(cpu_hw_events);

	/*
	 * Some chipsets need to unmask the LVTPC in a particular spot
	 * inside the nmi handler.  As a result, the unmasking was pushed
	 * into all the nmi handlers.
	 *
	 * This generic handler doesn't seem to have any issues where the
	 * unmasking occurs so it was left at the top.
	 */
	apic_write(APIC_LVTPC, APIC_DM_NMI);

	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
		if (!test_bit(idx, cpuc->active_mask)) {
			/*
			 * Though we deactivated the counter some cpus
			 * might still deliver spurious interrupts still
			 * in flight. Catch them:
			 */
			if (__test_and_clear_bit(idx, cpuc->running))
				handled++;
			continue;
		}

		event = cpuc->events[idx];

		val = x86_perf_event_update(event);
		if (val & (1ULL << (x86_pmu.cntval_bits - 1)))
			continue;

		/*
		 * event overflow
		 */
		handled++;
		data.period	= event->hw.last_period;

		if (!x86_perf_event_set_period(event))
			continue;

		if (perf_event_overflow(event, &data, regs))
			x86_pmu_stop(event, 0);
	}

	if (handled)
		inc_irq_stat(apic_perf_irqs);

	return handled;
}


batchInit(batch_t *pBatch, int maxElem) {
	DEFiRet;
	pBatch->maxElem = maxElem;
	CHKmalloc(pBatch->pElem = calloc((size_t)maxElem, sizeof(batch_obj_t)));
	// TODO: replace calloc by inidividual writes?
finalize_it:
	RETiRet;
}


bool TestRandomPool()
{
	std::cout << "\nTesting RandomPool generator...\n\n";
	bool pass=true, fail;
	{
		RandomPool prng;
		static const unsigned int ENTROPY_SIZE = 32;

		MeterFilter meter(new Redirector(TheBitBucket()));
		RandomNumberSource test(prng, 100000, true, new Deflator(new Redirector(meter)));

		fail = false;
		if (meter.GetTotalBytes() < 100000)
			fail = true;

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  100000 generated bytes compressed to " << meter.GetTotalBytes() << " bytes by DEFLATE\n";

		try
		{
			fail = false;
			prng.DiscardBytes(100000);
		}
		catch (const Exception&)
		{
			fail = true;
		}

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  discarded 10000 bytes" << std::endl;

		try
		{
			fail = false;
			if(prng.CanIncorporateEntropy())
			{
				SecByteBlock entropy(ENTROPY_SIZE);
				GlobalRNG().GenerateBlock(entropy, entropy.SizeInBytes());

				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
			}
		}
		catch (const Exception& /*ex*/)
		{
			fail = true;
		}

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  IncorporateEntropy with " << 4*ENTROPY_SIZE << " bytes\n";

		try
		{
			// Miscellaneous for code coverage
			(void)prng.AlgorithmName();  // "unknown"
			word32 result = prng.GenerateWord32();
			result = prng.GenerateWord32((result & 0xff), 0xffffffff - (result & 0xff));
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 4);
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 3);
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 2);
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 1);
		}
		catch (const Exception&)
		{
			fail = true;
		}

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  GenerateWord32 and Crop\n";
	}

#if !defined(NO_OS_DEPENDENCE)
	std::cout << "\nTesting AutoSeeded RandomPool generator...\n\n";
	{
		AutoSeededRandomPool prng;
		static const unsigned int ENTROPY_SIZE = 32;

		MeterFilter meter(new Redirector(TheBitBucket()));
		RandomNumberSource test(prng, 100000, true, new Deflator(new Redirector(meter)));

		fail = false;
		if (meter.GetTotalBytes() < 100000)
			fail = true;

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  100000 generated bytes compressed to " << meter.GetTotalBytes() << " bytes by DEFLATE\n";

		try
		{
			fail = false;
			prng.DiscardBytes(100000);
		}
		catch (const Exception&)
		{
			fail = true;
		}

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  discarded 10000 bytes" << std::endl;

		try
		{
			fail = false;
			if(prng.CanIncorporateEntropy())
			{
				SecByteBlock entropy(ENTROPY_SIZE);
				GlobalRNG().GenerateBlock(entropy, entropy.SizeInBytes());

				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
				prng.IncorporateEntropy(entropy, entropy.SizeInBytes());
			}
		}
		catch (const Exception& /*ex*/)
		{
			fail = true;
		}

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  IncorporateEntropy with " << 4*ENTROPY_SIZE << " bytes\n";

		try
		{
			// Miscellaneous for code coverage
			fail = false;
			(void)prng.AlgorithmName();  // "unknown"
			word32 result = prng.GenerateWord32();
			result = prng.GenerateWord32((result & 0xff), 0xffffffff - (result & 0xff));
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 4);
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 3);
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 2);
			prng.GenerateBlock(reinterpret_cast<byte*>(&result), 1);
		}
		catch (const Exception&)
		{
			fail = true;
		}

		pass &= !fail;
		if (fail)
			std::cout << "FAILED:";
		else
			std::cout << "passed:";
		std::cout << "  GenerateWord32 and Crop\n";
	}
#endif

	std::cout.flush();
	return pass;
}


IN_PROC_BROWSER_TEST_F ( ExternalProtocolDialogBrowserTest , TestCancelWithChecked ) {
 ShowDialog ( ) ;
 SetChecked ( true ) ;
 EXPECT_TRUE ( dialog_ -> Cancel ( ) ) ;
 EXPECT_TRUE ( called_ ) ;
 EXPECT_FALSE ( accept_ ) ;
 EXPECT_TRUE ( cancel_ ) ;
 EXPECT_TRUE ( dont_block_ ) ;
 histogram_tester_ . ExpectBucketCount ( ExternalProtocolHandler : : kRememberCheckboxMetric , 1 , 1 ) ;
 histogram_tester_ . ExpectBucketCount ( ExternalProtocolHandler : : kHandleStateMetric , ExternalProtocolHandler : : CHECKED_DONT_LAUNCH , 1 ) ;
 }


do_page_fault(struct pt_regs *regs, unsigned long error_code)
{
	struct vm_area_struct *vma;
	struct task_struct *tsk;
	unsigned long address;
	struct mm_struct *mm;
	int fault;
	int write = error_code & PF_WRITE;
	unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE |
					(write ? FAULT_FLAG_WRITE : 0);

	tsk = current;
	mm = tsk->mm;

	/* Get the faulting address: */
	address = read_cr2();

	/*
	 * Detect and handle instructions that would cause a page fault for
	 * both a tracked kernel page and a userspace page.
	 */
	if (kmemcheck_active(regs))
		kmemcheck_hide(regs);
	prefetchw(&mm->mmap_sem);

	if (unlikely(kmmio_fault(regs, address)))
		return;

	/*
	 * We fault-in kernel-space virtual memory on-demand. The
	 * 'reference' page table is init_mm.pgd.
	 *
	 * NOTE! We MUST NOT take any locks for this case. We may
	 * be in an interrupt or a critical region, and should
	 * only copy the information from the master page table,
	 * nothing more.
	 *
	 * This verifies that the fault happens in kernel space
	 * (error_code & 4) == 0, and that the fault was not a
	 * protection error (error_code & 9) == 0.
	 */
	if (unlikely(fault_in_kernel_space(address))) {
		if (!(error_code & (PF_RSVD | PF_USER | PF_PROT))) {
			if (vmalloc_fault(address) >= 0)
				return;

			if (kmemcheck_fault(regs, address, error_code))
				return;
		}

		/* Can handle a stale RO->RW TLB: */
		if (spurious_fault(error_code, address))
			return;

		/* kprobes don't want to hook the spurious faults: */
		if (notify_page_fault(regs))
			return;
		/*
		 * Don't take the mm semaphore here. If we fixup a prefetch
		 * fault we could otherwise deadlock:
		 */
		bad_area_nosemaphore(regs, error_code, address);

		return;
	}

	/* kprobes don't want to hook the spurious faults: */
	if (unlikely(notify_page_fault(regs)))
		return;
	/*
	 * It's safe to allow irq's after cr2 has been saved and the
	 * vmalloc fault has been handled.
	 *
	 * User-mode registers count as a user access even for any
	 * potential system fault or CPU buglet:
	 */
	if (user_mode_vm(regs)) {
		local_irq_enable();
		error_code |= PF_USER;
	} else {
		if (regs->flags & X86_EFLAGS_IF)
			local_irq_enable();
	}

	if (unlikely(error_code & PF_RSVD))
		pgtable_bad(regs, error_code, address);

	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);

	/*
	 * If we're in an interrupt, have no user context or are running
	 * in an atomic region then we must not take the fault:
	 */
	if (unlikely(in_atomic() || !mm)) {
		bad_area_nosemaphore(regs, error_code, address);
		return;
	}

	/*
	 * When running in the kernel we expect faults to occur only to
	 * addresses in user space.  All other faults represent errors in
	 * the kernel and should generate an OOPS.  Unfortunately, in the
	 * case of an erroneous fault occurring in a code path which already
	 * holds mmap_sem we will deadlock attempting to validate the fault
	 * against the address space.  Luckily the kernel only validly
	 * references user space from well defined areas of code, which are
	 * listed in the exceptions table.
	 *
	 * As the vast majority of faults will be valid we will only perform
	 * the source reference check when there is a possibility of a
	 * deadlock. Attempt to lock the address space, if we cannot we then
	 * validate the source. If this is invalid we can skip the address
	 * space check, thus avoiding the deadlock:
	 */
	if (unlikely(!down_read_trylock(&mm->mmap_sem))) {
		if ((error_code & PF_USER) == 0 &&
		    !search_exception_tables(regs->ip)) {
			bad_area_nosemaphore(regs, error_code, address);
			return;
		}
retry:
		down_read(&mm->mmap_sem);
	} else {
		/*
		 * The above down_read_trylock() might have succeeded in
		 * which case we'll have missed the might_sleep() from
		 * down_read():
		 */
		might_sleep();
	}

	vma = find_vma(mm, address);
	if (unlikely(!vma)) {
		bad_area(regs, error_code, address);
		return;
	}
	if (likely(vma->vm_start <= address))
		goto good_area;
	if (unlikely(!(vma->vm_flags & VM_GROWSDOWN))) {
		bad_area(regs, error_code, address);
		return;
	}
	if (error_code & PF_USER) {
		/*
		 * Accessing the stack below %sp is always a bug.
		 * The large cushion allows instructions like enter
		 * and pusha to work. ("enter $65535, $31" pushes
		 * 32 pointers and then decrements %sp by 65535.)
		 */
		if (unlikely(address + 65536 + 32 * sizeof(unsigned long) < regs->sp)) {
			bad_area(regs, error_code, address);
			return;
		}
	}
	if (unlikely(expand_stack(vma, address))) {
		bad_area(regs, error_code, address);
		return;
	}

	/*
	 * Ok, we have a good vm_area for this memory access, so
	 * we can handle it..
	 */
good_area:
	if (unlikely(access_error(error_code, vma))) {
		bad_area_access_error(regs, error_code, address);
		return;
	}

	/*
	 * If for any reason at all we couldn't handle the fault,
	 * make sure we exit gracefully rather than endlessly redo
	 * the fault:
	 */
	fault = handle_mm_fault(mm, vma, address, flags);

	if (unlikely(fault & (VM_FAULT_RETRY|VM_FAULT_ERROR))) {
		if (mm_fault_error(regs, error_code, address, fault))
			return;
	}

	/*
	 * Major/minor page fault accounting is only done on the
	 * initial attempt. If we go through a retry, it is extremely
	 * likely that the page will be found in page cache at that point.
	 */
	if (flags & FAULT_FLAG_ALLOW_RETRY) {
		if (fault & VM_FAULT_MAJOR) {
			tsk->maj_flt++;
			perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1,
				      regs, address);
		} else {
			tsk->min_flt++;
			perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1,
				      regs, address);
		}
		if (fault & VM_FAULT_RETRY) {
			/* Clear FAULT_FLAG_ALLOW_RETRY to avoid any risk
			 * of starvation. */
			flags &= ~FAULT_FLAG_ALLOW_RETRY;
			goto retry;
		}
	}

	check_v8086_mode(regs, address, tsk);

	up_read(&mm->mmap_sem);
}


inline bool SegmentReader::amplifiedRead(WordCount virtualAmount) {
  return readLimiter->canRead(virtualAmount, arena);
}


mono_gc_init (void)
{
	InitializeCriticalSection (&handle_section);
	InitializeCriticalSection (&allocator_section);

	InitializeCriticalSection (&finalizer_mutex);

	MONO_GC_REGISTER_ROOT_FIXED (gc_handles [HANDLE_NORMAL].entries);
	MONO_GC_REGISTER_ROOT_FIXED (gc_handles [HANDLE_PINNED].entries);

	mono_gc_base_init ();

	if (mono_gc_is_disabled ()) {
		gc_disabled = TRUE;
		return;
	}

	finalizer_event = CreateEvent (NULL, FALSE, FALSE, NULL);
	pending_done_event = CreateEvent (NULL, TRUE, FALSE, NULL);
	shutdown_event = CreateEvent (NULL, TRUE, FALSE, NULL);
	if (finalizer_event == NULL || pending_done_event == NULL || shutdown_event == NULL) {
		g_assert_not_reached ();
	}
#ifdef MONO_HAS_SEMAPHORES
	MONO_SEM_INIT (&finalizer_sem, 0);
#endif

	gc_thread = mono_thread_create_internal (mono_domain_get (), finalizer_thread, NULL, FALSE);
	ves_icall_System_Threading_Thread_SetName_internal (gc_thread, mono_string_new (mono_domain_get (), "Finalizer"));
}


tTcpIpPacketParsingResult ParaNdis_CheckSumVerify(
                                                tCompletePhysicalAddress *pDataPages,
                                                ULONG ulDataLength,
                                                ULONG ulStartOffset,
                                                ULONG flags,
                                                LPCSTR caller)
{
    IPHeader *pIpHeader = (IPHeader *) RtlOffsetToPointer(pDataPages[0].Virtual, ulStartOffset);

    tTcpIpPacketParsingResult res = QualifyIpPacket(pIpHeader, ulDataLength);
    if (res.ipStatus == ppresNotIP || res.ipCheckSum == ppresIPTooShort)
        return res;

    if (res.ipStatus == ppresIPV4)
    {
        if (flags & pcrIpChecksum)
            res = VerifyIpChecksum(&pIpHeader->v4, res, (flags & pcrFixIPChecksum) != 0);
        if(res.xxpStatus == ppresXxpKnown)
        {
            if (res.TcpUdp == ppresIsTCP) /* TCP */
            {
                if(flags & pcrTcpV4Checksum)
                {
                    res = VerifyTcpChecksum(pDataPages, ulDataLength, ulStartOffset, res, flags & (pcrFixPHChecksum | pcrFixTcpV4Checksum));
                }
            }
            else /* UDP */
            {
                if (flags & pcrUdpV4Checksum)
                {
                    res = VerifyUdpChecksum(pDataPages, ulDataLength, ulStartOffset, res, flags & (pcrFixPHChecksum | pcrFixUdpV4Checksum));
                }
            }
        }
    }
    else if (res.ipStatus == ppresIPV6)
    {
        if(res.xxpStatus == ppresXxpKnown)
        {
            if (res.TcpUdp == ppresIsTCP) /* TCP */
            {
                if(flags & pcrTcpV6Checksum)
                {
                    res = VerifyTcpChecksum(pDataPages, ulDataLength, ulStartOffset, res, flags & (pcrFixPHChecksum | pcrFixTcpV6Checksum));
                }
            }
            else /* UDP */
            {
                if (flags & pcrUdpV6Checksum)
                {
                    res = VerifyUdpChecksum(pDataPages, ulDataLength, ulStartOffset, res, flags & (pcrFixPHChecksum | pcrFixUdpV6Checksum));
                }
            }
        }
    }
    PrintOutParsingResult(res, 1, caller);
    return res;
}


perf_sw_event(u32 event_id, u64 nr, struct pt_regs *regs, u64 addr)
{
	struct pt_regs hot_regs;

	if (static_branch(&perf_swevent_enabled[event_id])) {
		if (!regs) {
			perf_fetch_caller_regs(&hot_regs);
			regs = &hot_regs;
		}
		__perf_sw_event(event_id, nr, regs, addr);
	}
}


static int __perf_event_overflow(struct perf_event *event, int nmi,
				   int throttle, struct perf_sample_data *data,
				   struct pt_regs *regs)
{
	int events = atomic_read(&event->event_limit);
	struct hw_perf_event *hwc = &event->hw;
	int ret = 0;

	/*
	 * Non-sampling counters might still use the PMI to fold short
	 * hardware counters, ignore those.
	 */
	if (unlikely(!is_sampling_event(event)))
		return 0;

	if (unlikely(hwc->interrupts >= max_samples_per_tick)) {
		if (throttle) {
			hwc->interrupts = MAX_INTERRUPTS;
			perf_log_throttle(event, 0);
			ret = 1;
		}
	} else
		hwc->interrupts++;

	if (event->attr.freq) {
		u64 now = perf_clock();
		s64 delta = now - hwc->freq_time_stamp;

		hwc->freq_time_stamp = now;

		if (delta > 0 && delta < 2*TICK_NSEC)
			perf_adjust_period(event, delta, hwc->last_period);
	}

	/*
	 * XXX event_limit might not quite work as expected on inherited
	 * events
	 */

	event->pending_kill = POLL_IN;
	if (events && atomic_dec_and_test(&event->event_limit)) {
		ret = 1;
		event->pending_kill = POLL_HUP;
		if (nmi) {
			event->pending_disable = 1;
			irq_work_queue(&event->pending);
		} else
			perf_event_disable(event);
	}

	if (event->overflow_handler)
		event->overflow_handler(event, nmi, data, regs);
	else
		perf_event_output(event, nmi, data, regs);

	if (event->fasync && event->pending_kill) {
		if (nmi) {
			event->pending_wakeup = 1;
			irq_work_queue(&event->pending);
		} else
			perf_event_wakeup(event);
	}

	return ret;
}


void mono_gc_init (void)
{
	InitializeCriticalSection (&handle_section);
}


static void sch_handle_start_func(SubchDev *sch, ORB *orb) { PMCW *p = &sch->curr_status.pmcw; SCSW *s = &sch->curr_status.scsw; int path; int ret; /* Path management: In our simple css, we always choose the only path. */ path = 0x80; if (!(s->ctrl & SCSW_ACTL_SUSP)) { /* Look at the orb and try to execute the channel program. */ assert(orb != NULL); /* resume does not pass an orb */ p->intparm = orb->intparm; if (!(orb->lpm & path)) { /* Generate a deferred cc 3 condition. */ s->flags |= SCSW_FLAGS_MASK_CC; s->ctrl &= ~SCSW_CTRL_MASK_STCTL; s->ctrl |= (SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND); return; } sch->ccw_fmt_1 = !!(orb->ctrl0 & ORB_CTRL0_MASK_FMT); sch->ccw_no_data_cnt = 0; } else { s->ctrl &= ~(SCSW_ACTL_SUSP | SCSW_ACTL_RESUME_PEND); } sch->last_cmd_valid = false; do { ret = css_interpret_ccw(sch, sch->channel_prog); switch (ret) { case -EAGAIN: /* ccw chain, continue processing */ break; case 0: /* success */ s->ctrl &= ~SCSW_ACTL_START_PEND; s->ctrl &= ~SCSW_CTRL_MASK_STCTL; s->ctrl |= SCSW_STCTL_PRIMARY | SCSW_STCTL_SECONDARY | SCSW_STCTL_STATUS_PEND; s->dstat = SCSW_DSTAT_CHANNEL_END | SCSW_DSTAT_DEVICE_END; s->cpa = sch->channel_prog + 8; break; case -ENOSYS: /* unsupported command, generate unit check (command reject) */ s->ctrl &= ~SCSW_ACTL_START_PEND; s->dstat = SCSW_DSTAT_UNIT_CHECK; /* Set sense bit 0 in ecw0. */ sch->sense_data[0] = 0x80; s->ctrl &= ~SCSW_CTRL_MASK_STCTL; s->ctrl |= SCSW_STCTL_PRIMARY | SCSW_STCTL_SECONDARY | SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; s->cpa = sch->channel_prog + 8; break; case -EFAULT: /* memory problem, generate channel data check */ s->ctrl &= ~SCSW_ACTL_START_PEND; s->cstat = SCSW_CSTAT_DATA_CHECK; s->ctrl &= ~SCSW_CTRL_MASK_STCTL; s->ctrl |= SCSW_STCTL_PRIMARY | SCSW_STCTL_SECONDARY | SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; s->cpa = sch->channel_prog + 8; break; case -EBUSY: /* subchannel busy, generate deferred cc 1 */ s->flags &= ~SCSW_FLAGS_MASK_CC; s->flags |= (1 << 8); s->ctrl &= ~SCSW_CTRL_MASK_STCTL; s->ctrl |= SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; break; case -EINPROGRESS: /* channel program has been suspended */ s->ctrl &= ~SCSW_ACTL_START_PEND; s->ctrl |= SCSW_ACTL_SUSP; break; default: /* error, generate channel program check */ s->ctrl &= ~SCSW_ACTL_START_PEND; s->cstat = SCSW_CSTAT_PROG_CHECK; s->ctrl &= ~SCSW_CTRL_MASK_STCTL; s->ctrl |= SCSW_STCTL_PRIMARY | SCSW_STCTL_SECONDARY | SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; s->cpa = sch->channel_prog + 8; break; } } while (ret == -EAGAIN); }


static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; const uint8_t *buf_end = avpkt->data + avpkt->size; int buf_size = avpkt->size; DPXContext *const s = avctx->priv_data; AVFrame *picture = data; AVFrame *const p = &s->picture; uint8_t *ptr; int magic_num, offset, endian; int x, y; int w, h, stride, bits_per_color, descriptor, elements, target_packet_size, source_packet_size; unsigned int rgbBuffer; magic_num = AV_RB32(buf); buf += 4; /* Check if the files "magic number" is "SDPX" which means it uses * big-endian or XPDS which is for little-endian files */ if (magic_num == AV_RL32("SDPX")) { endian = 0; } else if (magic_num == AV_RB32("SDPX")) { endian = 1; } else { av_log(avctx, AV_LOG_ERROR, "DPX marker not found\n"); offset = read32(&buf, endian); // Need to end in 0x304 offset from start of file buf = avpkt->data + 0x304; w = read32(&buf, endian); h = read32(&buf, endian); // Need to end in 0x320 to read the descriptor buf += 20; descriptor = buf[0]; // Need to end in 0x323 to read the bits per color buf += 3; avctx->bits_per_raw_sample = bits_per_color = buf[0]; switch (descriptor) { case 51: // RGBA elements = 4; break; case 50: // RGB elements = 3; break; default: av_log(avctx, AV_LOG_ERROR, "Unsupported descriptor %d\n", descriptor); switch (bits_per_color) { case 8: if (elements == 4) { avctx->pix_fmt = PIX_FMT_RGBA; } else { avctx->pix_fmt = PIX_FMT_RGB24; source_packet_size = elements; target_packet_size = elements; break; case 10: avctx->pix_fmt = PIX_FMT_RGB48; target_packet_size = 6; source_packet_size = elements * 2; break; case 12: case 16: if (endian) { avctx->pix_fmt = PIX_FMT_RGB48BE; } else { avctx->pix_fmt = PIX_FMT_RGB48LE; target_packet_size = 6; source_packet_size = elements * 2; break; default: av_log(avctx, AV_LOG_ERROR, "Unsupported color depth : %d\n", bits_per_color); if (s->picture.data[0]) avctx->release_buffer(avctx, &s->picture); if (av_image_check_size(w, h, 0, avctx)) if (w != avctx->width || h != avctx->height) avcodec_set_dimensions(avctx, w, h); if (avctx->get_buffer(avctx, p) < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); // Move pointer to offset from start of file buf = avpkt->data + offset; ptr = p->data[0]; stride = p->linesize[0]; switch (bits_per_color) { case 10: for (x = 0; x < avctx->height; x++) { uint16_t *dst = (uint16_t*)ptr; for (y = 0; y < avctx->width; y++) { rgbBuffer = read32(&buf, endian); // Read out the 10-bit colors and convert to 16-bit *dst++ = make_16bit(rgbBuffer >> 16); *dst++ = make_16bit(rgbBuffer >> 6); *dst++ = make_16bit(rgbBuffer << 4); ptr += stride; break; case 8: case 12: // Treat 12-bit as 16-bit case 16: if (source_packet_size == target_packet_size) { for (x = 0; x < avctx->height; x++) { memcpy(ptr, buf, target_packet_size*avctx->width); ptr += stride; buf += source_packet_size*avctx->width; } else { for (x = 0; x < avctx->height; x++) { uint8_t *dst = ptr; for (y = 0; y < avctx->width; y++) { memcpy(dst, buf, target_packet_size); dst += target_packet_size; buf += source_packet_size; ptr += stride; break; *picture = s->picture; *data_size = sizeof(AVPicture); return buf_size;


static int mpeg_decode_mb(MpegEncContext *s, DCTELEM block[12][64]) { int i, j, k, cbp, val, mb_type, motion_type; const int mb_block_count = 4 + (1<< s->chroma_format) dprintf("decode_mb: x=%d y=%d\n", s->mb_x, s->mb_y); assert(s->mb_skiped==0); if (s->mb_skip_run-- != 0) { if(s->pict_type == I_TYPE){ av_log(s->avctx, AV_LOG_ERROR, "skiped MB in I frame at %d %d\n", s->mb_x, s->mb_y); return -1; } /* skip mb */ s->mb_intra = 0; for(i=0;i<12;i++) s->block_last_index[i] = -1; if(s->picture_structure == PICT_FRAME) s->mv_type = MV_TYPE_16X16; else s->mv_type = MV_TYPE_FIELD; if (s->pict_type == P_TYPE) { /* if P type, zero motion vector is implied */ s->mv_dir = MV_DIR_FORWARD; s->mv[0][0][0] = s->mv[0][0][1] = 0; s->last_mv[0][0][0] = s->last_mv[0][0][1] = 0; s->last_mv[0][1][0] = s->last_mv[0][1][1] = 0; s->field_select[0][0]= s->picture_structure - 1; s->mb_skiped = 1; s->current_picture.mb_type[ s->mb_x + s->mb_y*s->mb_stride ]= MB_TYPE_SKIP | MB_TYPE_L0 | MB_TYPE_16x16; } else { /* if B type, reuse previous vectors and directions */ s->mv[0][0][0] = s->last_mv[0][0][0]; s->mv[0][0][1] = s->last_mv[0][0][1]; s->mv[1][0][0] = s->last_mv[1][0][0]; s->mv[1][0][1] = s->last_mv[1][0][1]; s->current_picture.mb_type[ s->mb_x + s->mb_y*s->mb_stride ]= s->current_picture.mb_type[ s->mb_x + s->mb_y*s->mb_stride - 1] | MB_TYPE_SKIP; // assert(s->current_picture.mb_type[ s->mb_x + s->mb_y*s->mb_stride - 1]&(MB_TYPE_16x16|MB_TYPE_16x8)); if((s->mv[0][0][0]|s->mv[0][0][1]|s->mv[1][0][0]|s->mv[1][0][1])==0) s->mb_skiped = 1; } return 0; } switch(s->pict_type) { default: case I_TYPE: if (get_bits1(&s->gb) == 0) { if (get_bits1(&s->gb) == 0){ av_log(s->avctx, AV_LOG_ERROR, "invalid mb type in I Frame at %d %d\n", s->mb_x, s->mb_y); return -1; } mb_type = MB_TYPE_QUANT | MB_TYPE_INTRA; } else { mb_type = MB_TYPE_INTRA; } break; case P_TYPE: mb_type = get_vlc2(&s->gb, mb_ptype_vlc.table, MB_PTYPE_VLC_BITS, 1); if (mb_type < 0){ av_log(s->avctx, AV_LOG_ERROR, "invalid mb type in P Frame at %d %d\n", s->mb_x, s->mb_y); return -1; } mb_type = ptype2mb_type[ mb_type ]; break; case B_TYPE: mb_type = get_vlc2(&s->gb, mb_btype_vlc.table, MB_BTYPE_VLC_BITS, 1); if (mb_type < 0){ av_log(s->avctx, AV_LOG_ERROR, "invalid mb type in B Frame at %d %d\n", s->mb_x, s->mb_y); return -1; } mb_type = btype2mb_type[ mb_type ]; break; } dprintf("mb_type=%x\n", mb_type); // motion_type = 0; /* avoid warning */ if (IS_INTRA(mb_type)) { /* compute dct type */ if (s->picture_structure == PICT_FRAME && //FIXME add a interlaced_dct coded var? !s->frame_pred_frame_dct) { s->interlaced_dct = get_bits1(&s->gb); } if (IS_QUANT(mb_type)) s->qscale = get_qscale(s); if (s->concealment_motion_vectors) { /* just parse them */ if (s->picture_structure != PICT_FRAME) skip_bits1(&s->gb); /* field select */ s->mv[0][0][0]= s->last_mv[0][0][0]= s->last_mv[0][1][0] = mpeg_decode_motion(s, s->mpeg_f_code[0][0], s->last_mv[0][0][0]); s->mv[0][0][1]= s->last_mv[0][0][1]= s->last_mv[0][1][1] = mpeg_decode_motion(s, s->mpeg_f_code[0][1], s->last_mv[0][0][1]); skip_bits1(&s->gb); /* marker */ }else memset(s->last_mv, 0, sizeof(s->last_mv)); /* reset mv prediction */ s->mb_intra = 1; #ifdef HAVE_XVMC //one 1 we memcpy blocks in xvmcvideo if(s->avctx->xvmc_acceleration > 1){ XVMC_pack_pblocks(s,-1);//inter are always full blocks if(s->swap_uv){ exchange_uv(s); } } #endif if (s->codec_id == CODEC_ID_MPEG2VIDEO) { for(i=0;i<mb_block_count;i++) { if (mpeg2_decode_block_intra(s, s->pblocks[i], i) < 0) return -1; } } else { for(i=0;i<6;i++) { if (mpeg1_decode_block_intra(s, s->pblocks[i], i) < 0) return -1; } } } else { if (mb_type & MB_TYPE_ZERO_MV){ assert(mb_type & MB_TYPE_CBP); /* compute dct type */ if (s->picture_structure == PICT_FRAME && //FIXME add a interlaced_dct coded var? !s->frame_pred_frame_dct) { s->interlaced_dct = get_bits1(&s->gb); } if (IS_QUANT(mb_type)) s->qscale = get_qscale(s); s->mv_dir = MV_DIR_FORWARD; if(s->picture_structure == PICT_FRAME) s->mv_type = MV_TYPE_16X16; else{ s->mv_type = MV_TYPE_FIELD; mb_type |= MB_TYPE_INTERLACED; s->field_select[0][0]= s->picture_structure - 1; } s->last_mv[0][0][0] = 0; s->last_mv[0][0][1] = 0; s->last_mv[0][1][0] = 0; s->last_mv[0][1][1] = 0; s->mv[0][0][0] = 0; s->mv[0][0][1] = 0; }else{ assert(mb_type & MB_TYPE_L0L1); //FIXME decide if MBs in field pictures are MB_TYPE_INTERLACED /* get additionnal motion vector type */ if (s->frame_pred_frame_dct) motion_type = MT_FRAME; else{ motion_type = get_bits(&s->gb, 2); } /* compute dct type */ if (s->picture_structure == PICT_FRAME && //FIXME add a interlaced_dct coded var? !s->frame_pred_frame_dct && HAS_CBP(mb_type)) { s->interlaced_dct = get_bits1(&s->gb); } if (IS_QUANT(mb_type)) s->qscale = get_qscale(s); /* motion vectors */ s->mv_dir = 0; for(i=0;i<2;i++) { if (USES_LIST(mb_type, i)) { s->mv_dir |= (MV_DIR_FORWARD >> i); dprintf("motion_type=%d\n", motion_type); switch(motion_type) { case MT_FRAME: /* or MT_16X8 */ if (s->picture_structure == PICT_FRAME) { /* MT_FRAME */ mb_type |= MB_TYPE_16x16; s->mv_type = MV_TYPE_16X16; s->mv[i][0][0]= s->last_mv[i][0][0]= s->last_mv[i][1][0] = mpeg_decode_motion(s, s->mpeg_f_code[i][0], s->last_mv[i][0][0]); s->mv[i][0][1]= s->last_mv[i][0][1]= s->last_mv[i][1][1] = mpeg_decode_motion(s, s->mpeg_f_code[i][1], s->last_mv[i][0][1]); /* full_pel: only for mpeg1 */ if (s->full_pel[i]){ s->mv[i][0][0] <<= 1; s->mv[i][0][1] <<= 1; } } else { /* MT_16X8 */ mb_type |= MB_TYPE_16x8 | MB_TYPE_INTERLACED; s->mv_type = MV_TYPE_16X8; for(j=0;j<2;j++) { s->field_select[i][j] = get_bits1(&s->gb); for(k=0;k<2;k++) { val = mpeg_decode_motion(s, s->mpeg_f_code[i][k], s->last_mv[i][j][k]); s->last_mv[i][j][k] = val; s->mv[i][j][k] = val; } } } break; case MT_FIELD: s->mv_type = MV_TYPE_FIELD; if (s->picture_structure == PICT_FRAME) { mb_type |= MB_TYPE_16x8 | MB_TYPE_INTERLACED; for(j=0;j<2;j++) { s->field_select[i][j] = get_bits1(&s->gb); val = mpeg_decode_motion(s, s->mpeg_f_code[i][0], s->last_mv[i][j][0]); s->last_mv[i][j][0] = val; s->mv[i][j][0] = val; dprintf("fmx=%d\n", val); val = mpeg_decode_motion(s, s->mpeg_f_code[i][1], s->last_mv[i][j][1] >> 1); s->last_mv[i][j][1] = val << 1; s->mv[i][j][1] = val; dprintf("fmy=%d\n", val); } } else { mb_type |= MB_TYPE_16x16 | MB_TYPE_INTERLACED; s->field_select[i][0] = get_bits1(&s->gb); for(k=0;k<2;k++) { val = mpeg_decode_motion(s, s->mpeg_f_code[i][k], s->last_mv[i][0][k]); s->last_mv[i][0][k] = val; s->last_mv[i][1][k] = val; s->mv[i][0][k] = val; } } break; case MT_DMV: { int dmx, dmy, mx, my, m; mx = mpeg_decode_motion(s, s->mpeg_f_code[i][0], s->last_mv[i][0][0]); s->last_mv[i][0][0] = mx; s->last_mv[i][1][0] = mx; dmx = get_dmv(s); my = mpeg_decode_motion(s, s->mpeg_f_code[i][1], s->last_mv[i][0][1] >> 1); dmy = get_dmv(s); s->mv_type = MV_TYPE_DMV; s->last_mv[i][0][1] = my<<1; s->last_mv[i][1][1] = my<<1; s->mv[i][0][0] = mx; s->mv[i][0][1] = my; s->mv[i][1][0] = mx;//not used s->mv[i][1][1] = my;//not used if (s->picture_structure == PICT_FRAME) { mb_type |= MB_TYPE_16x16 | MB_TYPE_INTERLACED; //m = 1 + 2 * s->top_field_first; m = s->top_field_first ? 1 : 3; /* top -> top pred */ s->mv[i][2][0] = ((mx * m + (mx > 0)) >> 1) + dmx; s->mv[i][2][1] = ((my * m + (my > 0)) >> 1) + dmy - 1; m = 4 - m; s->mv[i][3][0] = ((mx * m + (mx > 0)) >> 1) + dmx; s->mv[i][3][1] = ((my * m + (my > 0)) >> 1) + dmy + 1; } else { mb_type |= MB_TYPE_16x16; s->mv[i][2][0] = ((mx + (mx > 0)) >> 1) + dmx; s->mv[i][2][1] = ((my + (my > 0)) >> 1) + dmy; if(s->picture_structure == PICT_TOP_FIELD) s->mv[i][2][1]--; else s->mv[i][2][1]++; } } break; default: av_log(s->avctx, AV_LOG_ERROR, "00 motion_type at %d %d\n", s->mb_x, s->mb_y); return -1; } } } } s->mb_intra = 0; if (HAS_CBP(mb_type)) { cbp = get_vlc2(&s->gb, mb_pat_vlc.table, MB_PAT_VLC_BITS, 1); if (cbp < 0 || ((cbp == 0) && (s->chroma_format < 2)) ){ av_log(s->avctx, AV_LOG_ERROR, "invalid cbp at %d %d\n", s->mb_x, s->mb_y); return -1; } if(mb_block_count > 6){ cbp<<= mb_block_count-6; cbp |= get_bits(&s->gb, mb_block_count-6); } #ifdef HAVE_XVMC //on 1 we memcpy blocks in xvmcvideo if(s->avctx->xvmc_acceleration > 1){ XVMC_pack_pblocks(s,cbp); if(s->swap_uv){ exchange_uv(s); } } #endif if (s->codec_id == CODEC_ID_MPEG2VIDEO) { if(s->flags2 & CODEC_FLAG2_FAST){ for(i=0;i<6;i++) { if(cbp & 32) { mpeg2_fast_decode_block_non_intra(s, s->pblocks[i], i); } else { s->block_last_index[i] = -1; } cbp+=cbp; } }else{ cbp<<= 12-mb_block_count; for(i=0;i<mb_block_count;i++) { if ( cbp & (1<<11) ) { if (mpeg2_decode_block_non_intra(s, s->pblocks[i], i) < 0) return -1; } else { s->block_last_index[i] = -1; } cbp+=cbp; } } } else { if(s->flags2 & CODEC_FLAG2_FAST){ for(i=0;i<6;i++) { if (cbp & 32) { mpeg1_fast_decode_block_inter(s, s->pblocks[i], i); } else { s->block_last_index[i] = -1; } cbp+=cbp; } }else{ for(i=0;i<6;i++) { if (cbp & 32) { if (mpeg1_decode_block_inter(s, s->pblocks[i], i) < 0) return -1; } else { s->block_last_index[i] = -1; } cbp+=cbp; } } } }else{ for(i=0;i<6;i++) s->block_last_index[i] = -1; } } s->current_picture.mb_type[ s->mb_x + s->mb_y*s->mb_stride ]= mb_type; return 0; }


static void virtio_blk_handle_write(VirtIOBlockReq *req, MultiReqBuffer *mrb)
{
    BlockRequest *blkreq;
    uint64_t sector;

    sector = ldq_p(&req->out->sector);

    trace_virtio_blk_handle_write(req, sector, req->qiov.size / 512);

    if (sector & req->dev->sector_mask) {
        virtio_blk_rw_complete(req, -EIO);
        return;
    }

    if (mrb->num_writes == 32) {
        virtio_submit_multiwrite(req->dev->bs, mrb);
    }

    blkreq = &mrb->blkreq[mrb->num_writes];
    blkreq->sector = sector;
    blkreq->nb_sectors = req->qiov.size / BDRV_SECTOR_SIZE;
    blkreq->qiov = &req->qiov;
    blkreq->cb = virtio_blk_rw_complete;
    blkreq->opaque = req;
    blkreq->error = 0;

    mrb->num_writes++;
}


void perf_bp_event(struct perf_event *bp, void *data)
{
	struct perf_sample_data sample;
	struct pt_regs *regs = data;

	perf_sample_data_init(&sample, bp->attr.bp_addr);

	if (!bp->hw.state && !perf_exclude_event(bp, regs))
		perf_swevent_event(bp, 1, &sample, regs);
}


static void dissect_zcl_groups_view_group_response ( tvbuff_t * tvb , proto_tree * tree , guint * offset ) {
 guint attr_uint ;
 guint8 * attr_string ;
 proto_tree_add_item ( tree , hf_zbee_zcl_groups_status , tvb , * offset , 1 , ENC_LITTLE_ENDIAN ) ;
 * offset += 1 ;
 proto_tree_add_item ( tree , hf_zbee_zcl_groups_group_id , tvb , * offset , 2 , ENC_LITTLE_ENDIAN ) ;
 * offset += 2 ;
 attr_uint = tvb_get_guint8 ( tvb , * offset ) ;
 if ( attr_uint == 0xff ) attr_uint = 0 ;
 proto_tree_add_uint ( tree , hf_zbee_zcl_groups_attr_str_len , tvb , * offset , 1 , attr_uint ) ;
 * offset += 1 ;
 attr_string = tvb_get_string_enc ( wmem_packet_scope ( ) , tvb , * offset , attr_uint , ENC_ASCII ) ;
 proto_item_append_text ( tree , ", String: %s" , attr_string ) ;
 proto_tree_add_string ( tree , hf_zbee_zcl_groups_attr_str , tvb , * offset , attr_uint , attr_string ) ;
 * offset += attr_uint ;
 }


static void perf_event_output(struct perf_event *event,
				struct perf_sample_data *data,
				struct pt_regs *regs)
{
	struct perf_output_handle handle;
	struct perf_event_header header;

	/* protect the callchain buffers */
	rcu_read_lock();

	perf_prepare_sample(&header, data, event, regs);

	if (perf_output_begin(&handle, event, header.size, 1))
		goto exit;

	perf_output_sample(&handle, &header, data, event);

	perf_output_end(&handle);

exit:
	rcu_read_unlock();
}


static inline PixelTrait GetPixelYTraits ( const Image * restrict image ) {
 return ( image -> channel_map [ YPixelChannel ] . traits ) ;
 }


perf_event_read_event(struct perf_event *event,
			struct task_struct *task)
{
	struct perf_output_handle handle;
	struct perf_sample_data sample;
	struct perf_read_event read_event = {
		.header = {
			.type = PERF_RECORD_READ,
			.misc = 0,
			.size = sizeof(read_event) + event->read_size,
		},
		.pid = perf_event_pid(event, task),
		.tid = perf_event_tid(event, task),
	};
	int ret;

	perf_event_header__init_id(&read_event.header, &sample, event);
	ret = perf_output_begin(&handle, event, read_event.header.size, 0, 0);
	if (ret)
		return;

	perf_output_put(&handle, read_event);
	perf_output_read(&handle, event);
	perf_event__output_id_sample(event, &handle, &sample);

	perf_output_end(&handle);
}